<template>
  <div class="modal-mask" @click.stop="$emit('close')">
    <div class="modal-wrapper" @click.stop="">
      <div class="modal-container">
        <div class="modal-header">
          <slot name="header">
            <span></span>
          </slot>
        </div>
        <div class="modal-body">
          <slot></slot>
        </div>
        <div class="modal-footer">
          <slot name="footer">
            <button class="modal-default-button" @click="$emit('close')">关闭</button>
          </slot>
        </div>
      </div>
    </div>
  </div>
</template>

<style scoped>
  .modal-mask {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .5);
    display: table;
    transition: opacity .3s ease;
  }

  .modal-wrapper {
    display: table-cell;
    vertical-align: middle;
  }

  .modal-container {
    width: 300px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .33);
    transition: all .3s ease;
    font-family: Helvetica, Arial, sans-serif;
  }

  .modal-header h3 {
    margin-top: 0;
    color: #42b983;
  }

  .modal-body {
    margin: 20px 0;
  }

  .modal-default-button {
    float: right;
  }

  /*
    * The following styles are auto-applied to elements with
    * transition="modal" when their visibility is toggled
    * by Vue.js.
    *
    * You can easily play with the modal transition by editing
    * these styles.
    */

  .modal-enter {
    opacity: 0;
  }

  .modal-leave-active {
    opacity: 0;
  }

  .modal-enter .modal-container,
  .modal-leave-active .modal-container {
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
  }
</style>